Autobiographical comics are boring, but they can be used as documentaries. Before reading that one I had no idea there were auctions for "cosplay dates". Or that DragonCon is actually a big sex get-together for a lot of people.
Yes, maybe someone will make a special blue drink called Romulan Ale, or show up in an anime costume complete with makeup, or watch Star Trek bloopers or exchange witty lines from the Hitchhikers' Guide to the Galaxy or show off a witty button or
The point? Sad, ritualized sexual play, designed so that Ms. Angus Burger and Mr. Fatbeard can tryst to their heart's content without having to go through the regular process of getting to know people which usually isn't that big of a challenge for those with any self-esteem. Add alcohol as a convenient excuse and the hotel rooms will be full of moaning, doughy loveplay.